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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

N1JTR callsign genealogy

Currently held by WATERHOUSE, STEPHEN T

The FCC publishes a previous_call_sign on every amateur license — a self-link to the licensee's prior callsign. Following those links produces the chain below.

Previous callsigns

Older callsigns held by N1JTR's current licensee, walking backwards.

  1. KC1ZUCcancelled· T
    Reeder, HarrisonMAgranted 2026-06-19cancelled 2026-07-10

Successor callsigns

Callsigns held now by people who previously held N1JTR.

  1. K4NUactive· E
    WATERHOUSE, STEPHEN TFLgranted 2024-04-12

All historical holders

Every license row we've seen with the callsign N1JTR, oldest first.

  • WATERHOUSE, STEPHEN T FL
    2022-09-29 → cancelled 2024-04-12
  • Reeder, Harrison MA
    2026-07-10 active